Finding the Fourth Proportional to 169,425.92, 233,806.08 and 93,972.48
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Solution
The fourth proportional to 169,425.92, 233,806.08 and 93,972.48 is: 129,681.09
Step by Step Solution
- Step 1: Write the proportion equation
169,425.92 : 233,806.08 = 93,972.48 : x - Step 2: Convert to fraction form
169,425.92/233,806.08 = 93,972.48/x - Step 3: Cross multiply
169,425.92x = 233,806.08 × 93,972.48 - Step 4: Simplify right side
169,425.92x = 21,971,337,176.68 - Step 5: Solve for x
x = 21,971,337,176.68/169,425.92 - Step 6: Final answer
x = 129,681.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.